340794321

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1\times {\mathrm{709}}^1$

素因数の和:1253

約数の個数: 32

約数和(自身を含む): 532193280

約数和(自身を除く): 191398959

約数列:

[1, 3, 7, 21, 47, 141, 329, 487, 709, 987, 1461, 2127, 3409, 4963, 10227, 14889, 22889, 33323, 68667, 99969, 160223, 233261, 345283, 480669, 699783, 1035849, 2416981, 7250943, 16228301, 48684903, 113598107, 340794321]

約数ペア:

[(1, 340794321), (3, 113598107), (7, 48684903), (21, 16228301), (47, 7250943), (141, 2416981), (329, 1035849), (487, 699783), (709, 480669), (987, 345283), (1461, 233261), (2127, 160223), (3409, 99969), (4963, 68667), (10227, 33323), (14889, 22889)]